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NDAEB Exam Review Part 4 Questions with correct Answers
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NDAEB Exam Review Part 4 Questions with correct Answers
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NDAEB Exam Review Part 4 Questionswith correct Answers
Aerobes - Correct Answers -Bacteria that require oxygen to grow
Anaerobes (AN-uh-roebz) - Correct Answers -Bacteria that grow in the absence of
oxygen
Bacilli (singular,bacillus) - Correct Answers -Rod shaped bacteria that cause
tuberculosis and other diseases
Candida - Correct Answers -A yeast commonly found in the oral cavity, gastrointestinal
tract, and female genital tract and sometimes in skin
Chancre - Correct Answers -Painless ulcerating sore
Cocci - Correct Answers -Spherical bacteria cells that reproduce by dividing into two
Endospores - Correct Answers -A resistant, dormant structure formed inside of some
bacteria that can withstand adverse conditions
Gram negative - Correct Answers -Classification of bacteria that do not hold a dye stain
under a microscope
Gram positive - Correct Answers -Classification of bacteria that hold a dye stain and
appear dark purple under a microscpoe
Grams stain - Correct Answers -Four step staining process developed by Hans
Christian Gram and used to separate bacteria into groups
Herpesvirus - Correct Answers -Virus that causes infections in humans, such as herpes,
cytomegalovirus, chicken pox, shingles, mononucleosis, measles
Methicillin-resistant staphylococcus aureus - Correct Answers -Type of staph infection
that is resistant to several common antibiotics
,Percutaneous - Correct Answers -Through the skin such as a needle stick, a cut, or a
human bite
Spirochetes - Correct Answers -Spiral shaped bacteria
Virus - Correct Answers -Ultramicroscopic infectious agents that contain DNA or RNA
Hepatitis
(Source of Virus, Route of Transmission, Prevention) - Correct Answers -A- Fecal oral,
No Vaccine
B-Blood and body fluids, Percutaneous and mucosal tissues, Yes Immunization
C-Blood and body fluids, Percutaneous and mucosal tissues, Preform bold donor
screening, modify risky behaviour
D-Blood and body fluids, Percutaneous and mucosal tissues, HBV vaccine
E-Fecal oral, Ensure safe drinking water
Symptoms of Hepatitis A,B,C - Correct Answers -Fatigue, loss of appetite, Nausea,
abdominal discomfort, dark urine, clay coloured bowel movements, yellowing of the skin
(jaundice)
Herpes.
Type 1
Type 2
Herpes zoster virus (HZV) - Correct Answers -Type 1- causes primarily oral lesions
Type 2- causes primarily genital lesions
HZV- causes shingles, and chicken pox
Syphilis - Correct Answers -STD caused by Treponema palladium spirochetes.
1st stage-Presence of painless chancre (infectious on contact).
2nd stage-Comes an open sore (infectious). signs are split papule at the corners of the
mouth, Greyish-white moist mucous patches on the tongue, roof of mouth, tonsils or
inner surfaces of the lips.
3rd stage- latent syphilis is usually fatal and may occur after the disease has been
dominant for 20 years.
Inverse square law - Correct Answers -a rule that states that "the intensity of radiation is
inversely proportional to the square of the distance from the source of radiation"; as
distance is increased, radiation intensity at the object is decreased, and vise versa.
Kilovoltage - Correct Answers -the x-ray tube peak voltage that is used during an x-ray
exposure.
Milliampere-seconds (mAs) - Correct Answers -a unit of radiographic exposure equal to
the product of milliamperage and exposure time.
,Polycromatic x-ray beam - Correct Answers -an x-ray beam containing many different
wavelengths of varying intensities.
Acute infection - Correct Answers -infection of short duration that is often severe
Chronic infection - Correct Answers -A infection of long duration
Droplet infection - Correct Answers -An infection occurs through musical surfaces of the
eyes, nose or mouth
Indirect contact - Correct Answers -Touching or contact with a contaminated surface or
instrument
Latent Infection - Correct Answers -Persistant infection with recurrent symptoms that
come and go
Chain of infection - Correct Answers -1) Infectious agent
2) Reservoir
3) Portal of exit
4) Mode of transmission
5) Portal of entry
6) Susceptible host
Antiseptic - Correct Answers -Used for antimicrobial (organism killing) agents that are
applied to living tissue
Disinfectant - Correct Answers -Are chemicals that destroy or inactivate most species of
pathogenic (disease causing) microorganisms
7 Steps in Reprocessing instruments - Correct Answers -1) Transport
2) Cleaning
3) Packaging
4) Sterilization
5) Storage
6) Delivery
7) Quality
Critical instruments - Correct Answers -Touch bone or penetrate soft tissue
Semi Critical instruments - Correct Answers -Touch mucous membrane but will not
touch bone or penetrate soft tissue
Non Critical instruments - Correct Answers -Contact only with intact skin
, American Dental Assistants Association (ADAA) - Correct Answers -The professional
organization of dental assistants in the United States.
American Dental Association (ADA) - Correct Answers -Profesional organization for
dentists
ADHA - Correct Answers -Organization for Hygienists
Centres or Disease and Control Prevention (CDC) - Correct Answers -Federal agency
that is non regulatory and that issues recommendation on heath and safety
Environmental Protection Agency (EPA) - Correct Answers -Responsible for protecting
and restoring the environment and public health through environment laws
Food and Drug Admin (FDA) - Correct Answers -Regulates food,drugs, medical
devices.
NIOSH - Correct Answers -Non regulatory and provides national and worldwide
leadership to prevent work related illness and injuries
OSHA - Correct Answers -inspections may occur when employee or patient complain is
made, randomly in an office over 11 employees, upon request of the DDS
Carpel Tunnel Syndrome - Correct Answers -Pain associated with continued flexion and
extension of the wrist
Cumulative Trauma disorders (CTD) - Correct Answers -Painful condition that results
from ongoing stresses to muscles, tendons, nerves, and joints
Musculoskeletal disorders - Correct Answers -Painful conditions that affect both
muscles and bones, such as neck or back pain and carpel tunnel syndrome
Thenar eminence (THEE-nar EH-meh-nents_ - Correct Answers -Fleshy mound on the
palm at the base of the thumb
HIPAA - Correct Answers -The Health Insurance Portability and Accountability Act of
1996 describes the federal regulations that ensure privacy regarding a patients
healthcare information
Diagnostic information gathering info include - Correct Answers -1- Physical
examination form (Posture, vital signs, communication skills)
2-Radiographic Exam (PA, BW's, PAN)
3- Clinical exam (extraoral exam, intraoral exam, periodontal exam)
Antecubital space - Correct Answers -Small groove or fold in the inner arm
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